137290 has 8 divisors (see below), whose sum is σ = 247140. Its totient is φ = 54912.

The previous prime is 137279. The next prime is 137303. The reversal of 137290 is 92731.

137290 = T₂₆₀ + T₂₆₁ + ... + T₂₆₃.

It can be written as a sum of positive squares in 2 ways, for example, as 134689 + 2601 = 367^2 + 51^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6855 + ... + 6874.

2¹³⁷²⁹⁰ is an apocalyptic number.

137290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137290 is a deficient number, since it is larger than the sum of its proper divisors (109850).

137290 is a wasteful number, since it uses less digits than its factorization.

137290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13736.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 137290 is about 370.5266522128. The cubic root of 137290 is about 51.5877161634.

The spelling of 137290 in words is "one hundred thirty-seven thousand, two hundred ninety".